Falttandem Grundausstattung
Techncal Data – Folding Tandem
| Steel frame made in our own factory* |
| Dimensions when folded (all models) |
175x60x20cm (with forks removed 140x60x20cm), optionally dismountable with S+S torque coupler |
| Wheelbase |
177,5cm |
| Rear sub-frame length |
40cm |
| Overall length |
227,5cm |
| Payload |
260kg |
| Step through height |
62cm front, 53cm back |
| Top tube length |
56cm front, 78cm back |
| Weight |
19,5kg and upwards |
| Rider height |
from 140cm up to 210cm |
*Standard dimensions with 47mm width tyres, made-to-measure bikes deviate from these
Models of drive train
| 8-gear derailleur |
development 2.45m – 7.13m (48 tooth to 11-32), chain drive with freewheel |
| 8-gear hub |
development 2.41m – 7.39m (42 tooth to 15), with back-pedal or freewheel (Premium hub) |
| 3×8-gear DualDrive |
development 1.57m – 8.48m (42 tooth to 11-32), SRAM DualDrive, 8-gear combined 3-gear hub |
| 14-gear hub |
development 1.68m – 8.85m (42 tooth to 13), Rohloff SpeedHub |
Basic Model
| Colour |
3 coats powder coating (primer, powder colour coating, clear lacquer), standard colour Diamond Black, other RAL colours at extra charge |
| Suspension |
rear wheel elastomer suspension |
| Bearings |
rear swingarm with self-lubricating, sintered brass bushing |
| Pedals |
high-quality ball-bearing type with non-slip rubber surface (optional fold or push-fit pedals) |
| Brakes |
Mechanical disc brakes (optional hydraulic disc brakes) |
| Tyres |
20″ Schwalbe Green Compound 47mm, 2-5 bar (others optional) |
| Wheel rims |
Aluminium U-profile 24mm 36-hole |
| Spokes |
36 Nirosta, 2mm |
| Steerer race |
1 1/8 inch sealed (Bernds special) |
| Stem |
adjustable angle, 1 1/18 inch, different lengths |
| Handlebars |
Moon (other handlebars optional) |
| Seatpost |
patented, aluminium 29.8mm |
| Saddle |
Terry Citta (other saddles optional) |
Optional
| Mudgards |
black, 55mm SKS Trekking with Bernds special Nirosta stays |
| Foot stand |
Hebie 661 (with Bernds special stay) |
The Tandem-Family
